\newcommand{\aB}{\mathbf{a}}
\newcommand{\bB}{\mathbf{b}}
\newcommand{\cB}{\mathbf{c}}
\newcommand{\dB}{\mathbf{d}}
\newcommand{\eB}{\mathbf{e}}
\newcommand{\fB}{\mathbf{f}}
\newcommand{\gB}{\mathbf{g}}
\newcommand{\hB}{\mathbf{h}}
\newcommand{\iB}{\mathbf{i}}
\newcommand{\jB}{\mathbf{j}}
\newcommand{\kB}{\mathbf{k}}
\newcommand{\lB}{\mathbf{l}}
\newcommand{\mB}{\mathbf{m}}
\newcommand{\nB}{\mathbf{n}}
\newcommand{\oB}{\mathbf{o}}
\newcommand{\pB}{\mathbf{p}}
\newcommand{\qB}{\mathbf{q}}
\newcommand{\rB}{\mathbf{r}}
\newcommand{\sB}{\mathbf{s}}
\newcommand{\tB}{\mathbf{t}}
\newcommand{\uB}{\mathbf{u}}
\newcommand{\vB}{\mathbf{v}}
\newcommand{\wB}{\mathbf{w}}
\newcommand{\xB}{\mathbf{x}}
\newcommand{\yB}{\mathbf{y}}
\newcommand{\zB}{\mathbf{z}}

\newcommand{\AB}{\mathbf{A}}
\newcommand{\BB}{\mathbf{B}}
\newcommand{\CB}{\mathbf{C}}
\newcommand{\DB}{\mathbf{D}}
\newcommand{\EB}{\mathbf{E}}
\newcommand{\FB}{\mathbf{F}}
\newcommand{\GB}{\mathbf{G}}
\newcommand{\HB}{\mathbf{H}}
\newcommand{\IB}{\mathbf{I}}
\newcommand{\JB}{\mathbf{J}}
\newcommand{\KB}{\mathbf{K}}
\newcommand{\LB}{\mathbf{L}}
\newcommand{\MB}{\mathbf{M}}
\newcommand{\NB}{\mathbf{N}}
\newcommand{\OB}{\mathbf{O}}
\newcommand{\PB}{\mathbf{P}}
\newcommand{\QB}{\mathbf{Q}}
\newcommand{\RB}{\mathbf{R}}
\newcommand{\SB}{\mathbf{S}}
\newcommand{\TB}{\mathbf{T}}
\newcommand{\UB}{\mathbf{U}}
\newcommand{\VB}{\mathbf{V}}
\newcommand{\WB}{\mathbf{W}}
\newcommand{\XB}{\mathbf{X}}
\newcommand{\YB}{\mathbf{Y}}
\newcommand{\ZB}{\mathbf{Z}}

\newcommand{\alphaB}{\mbox{\boldmath $\alpha$}}
\newcommand{\betaB}{\mbox{\boldmath $\beta$}}
\newcommand{\gammaB}{\mbox{\boldmath $\gamma$}}
\newcommand{\deltaB}{\mbox{\boldmath $\delta$}}
\newcommand{\epsilonB}{\mbox{\boldmath $\epsilon$}}
\newcommand{\varepsilonB}{\mbox{\boldmath $\varepsilon$}}
\newcommand{\zetaB}{\mbox{\boldmath $\zeta$}}
\newcommand{\etaB}{\mbox{\boldmath $\eta$}}
\newcommand{\thetaB}{\mbox{\boldmath $\theta$}}
\newcommand{\varthetaB}{\mbox{\boldmath $\vartheta$}}
\newcommand{\iotaB}{\mbox{\boldmath $\iota$}}
\newcommand{\kappaB}{\mbox{\boldmath $\kappa$}}
\newcommand{\lambdaB}{\mbox{\boldmath $\lambda$}}
\newcommand{\muB}{\mbox{\boldmath $\mu$}}
\newcommand{\nuB}{\mbox{\boldmath $\nu$}}
\newcommand{\xiB}{\mbox{\boldmath $\xi$}}
\newcommand{\piB}{\mbox{\boldmath $\pi$}}
\newcommand{\varpiB}{\mbox{\boldmath $\varpi$}}
\newcommand{\rhoB}{\mbox{\boldmath $\rho$}}
\newcommand{\varrhoB}{\mbox{\boldmath $\varrho$}}
\newcommand{\sigmaB}{\mbox{\boldmath $\sigma$}}
\newcommand{\varsigmaB}{\mbox{\boldmath $\varsigma$}}
\newcommand{\tauB}{\mbox{\boldmath $\tau$}}
\newcommand{\upsilonB}{\mbox{\boldmath $\upsilon$}}
\newcommand{\phiB}{\mbox{\boldmath $\phi$}}
\newcommand{\varphiB}{\mbox{\boldmath $\varphi$}}
\newcommand{\chiB}{\mbox{\boldmath $\chi$}}
\newcommand{\psiB}{\mbox{\boldmath $\psi$}}
\newcommand{\omegaB}{\mbox{\boldmath $\omega$}}

\newcommand{\GammaB}{\mbox{\boldmath $\Gamma$}}
\newcommand{\DeltaB}{\mbox{\boldmath $\Delta$}}
\newcommand{\ThetaB}{\mbox{\boldmath $\Theta$}}
\newcommand{\LambdaB}{\mbox{\boldmath $\Lambda$}}
\newcommand{\XiB}{\mbox{\boldmath $\Xi$}}
\newcommand{\PiB}{\mbox{\boldmath $\Pi$}}
\newcommand{\SigmaB}{\mbox{\boldmath $\Sigma$}}
\newcommand{\UpsilonB}{\mbox{\boldmath $\Upsilon$}}
\newcommand{\PhiB}{\mbox{\boldmath $\Phi$}}
\newcommand{\PsiB}{\mbox{\boldmath $\Psi$}}
\newcommand{\OmegaB}{\mbox{\boldmath $\Omega$}}

\newcommand{\digammaB}{\mbox{\boldmath $\digamma$}}
\newcommand{\bethB}{\mbox{\boldmath $\beth$}}
\newcommand{\gimmelB}{\mbox{\boldmath $\gimmel$}}
\newcommand{\dalethB}{\mbox{\boldmath $\daleth$}}
